What does the vibrating object do to the air particles around it ?

Apositive charge moves in the direction of an electric field. which of the following statements are true? check all that apply. check all that apply. 1.the potential energy associated with the charge decreases. 2. the electric field does positive work on the charge. 3. the electric field does negative work on the charge. 4. the potential energy associated with the charge increases. 5. the electric field does not do any work on the charge. 6. the amount of work done on the charge cannot be determined without additional information.

What is the force that opposes motion and works against the downward pull? a) friction b) gravity c) weight d) acceleration

What was the first instrument to ever record an earthquake?